DE69428450D1 - Vielfach strukturierter würfelecken-körper - Google Patents

Vielfach strukturierter würfelecken-körper

Info

Publication number
DE69428450D1
DE69428450D1 DE69428450T DE69428450T DE69428450D1 DE 69428450 D1 DE69428450 D1 DE 69428450D1 DE 69428450 T DE69428450 T DE 69428450T DE 69428450 T DE69428450 T DE 69428450T DE 69428450 D1 DE69428450 D1 DE 69428450D1
Authority
DE
Germany
Prior art keywords
cube corner
corner body
multiple structured
structured cube
structured
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69428450T
Other languages
English (en)
Other versions
DE69428450T2 (de
Inventor
L Smith
M Benson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69428450D1 publication Critical patent/DE69428450D1/de
Application granted granted Critical
Publication of DE69428450T2 publication Critical patent/DE69428450T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S359/00—Optical: systems and elements
    • Y10S359/90—Methods
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating
    • Y10T29/49986—Subsequent to metal working
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49995—Shaping one-piece blank by removing material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T409/00—Gear cutting, milling, or planing
    • Y10T409/30—Milling
    • Y10T409/303752—Process

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
DE69428450T 1993-10-20 1994-10-20 Vielfach strukturierter würfelecken-körper Expired - Lifetime DE69428450T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14063893A 1993-10-20 1993-10-20
PCT/US1994/011939 WO1995011463A2 (en) 1993-10-20 1994-10-20 Multiple structure cube corner article and method of manufacture

Publications (2)

Publication Number Publication Date
DE69428450D1 true DE69428450D1 (de) 2001-10-31
DE69428450T2 DE69428450T2 (de) 2002-05-16

Family

ID=22492150

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69428450T Expired - Lifetime DE69428450T2 (de) 1993-10-20 1994-10-20 Vielfach strukturierter würfelecken-körper

Country Status (6)

Country Link
US (3) US5557836A (de)
EP (1) EP0724733B1 (de)
JP (1) JP3590061B2 (de)
CA (1) CA2173148A1 (de)
DE (1) DE69428450T2 (de)
WO (1) WO1995011463A2 (de)

Families Citing this family (64)

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US5600484A (en) * 1993-10-20 1997-02-04 Minnesota Mining And Manufacturing Company Machining techniques for retroreflective cube corner article and method of manufacture
CN1040691C (zh) * 1993-10-20 1998-11-11 美国3M公司 直接机加工凸出结构后向反射立方隅角制品及其制造方法
US5557836A (en) * 1993-10-20 1996-09-24 Minnesota Mining And Manufacturing Company Method of manufacturing a cube corner article
WO1996027757A1 (en) * 1995-03-03 1996-09-12 Minnesota Mining And Manufacturing Company Light directing film having variable height structured surface and light directing article constructed therefrom
US5706132A (en) * 1996-01-19 1998-01-06 Minnesota Mining And Manufacturing Company Dual orientation retroreflective sheeting
US6015214A (en) 1996-05-30 2000-01-18 Stimsonite Corporation Retroreflective articles having microcubes, and tools and methods for forming microcubes
EP0887665B1 (de) * 1996-10-18 2004-12-22 Nippon Carbide Kogyo Kabushiki Kaisha Würfelecken retro-reflektorfolie mit tetraeder elementen
US6021559A (en) * 1996-11-01 2000-02-08 3M Innovative Properties Company Methods of making a cube corner article master mold
US6461003B1 (en) 1997-06-12 2002-10-08 Purdue Research Foundation Corner cube arrays and manufacture thereof
US5898523A (en) * 1997-07-02 1999-04-27 Minnesota Mining & Manufacturing Company Tiled retroreflective sheeting composed of highly canted cube corner elements
CN1086981C (zh) 1997-07-02 2002-07-03 美国3M公司 反光立体角片材所用模具及该模具的制造方法
US6253442B1 (en) 1997-07-02 2001-07-03 3M Innovative Properties Company Retroreflective cube corner sheeting mold and method for making the same
WO1999001275A1 (en) 1997-07-02 1999-01-14 Minnesota Mining And Manufacturing Company Cube corner sheeting mold and method of making the same
US5981032A (en) * 1997-07-02 1999-11-09 3M Innovative Properties Company Retroreflective cube corner sheeting mold and sheeting formed therefrom
JP2001517809A (ja) * 1997-09-25 2001-10-09 ミネソタ マイニング アンド マニュファクチャリング カンパニー 両用反射物品
US5940212A (en) * 1997-10-30 1999-08-17 3M Innovative Properties Company Cube corner article with altered inactive areas and method of making same
JP3580999B2 (ja) 1997-11-17 2004-10-27 日本カーバイド工業株式会社 三角錐型キューブコーナー再帰反射シート
US6036322A (en) 1997-12-01 2000-03-14 Reflexite Corporation Multi-orientation retroreflective structure
JP3975001B2 (ja) 1998-04-22 2007-09-12 日本カーバイド工業株式会社 三角錐型キユーブコーナー再帰反射シート
US6287670B1 (en) 1999-01-11 2001-09-11 3M Innovative Properties Company Cube corner cavity based retroreflectors and methods for making same
CN1118362C (zh) * 1999-07-23 2003-08-20 日月兴股份有限公司 逆向反射板的制造方法及制造该逆向反射板的销针单元
KR20010018578A (ko) * 1999-08-20 2001-03-05 성재갑 입사광을 부분 내부 전반사시키는 변형 큐브코너 재귀반사체 및 그 제조방법
JP3975039B2 (ja) 1999-12-13 2007-09-12 日本カーバイド工業株式会社 三角錐型キューブコーナー再帰反射素子
EP1271189A4 (de) 2000-01-31 2010-02-24 Nippon Carbide Kogyo Kk Dreieck-pyramiden-würfelecken-retroreflexions-element
JP3468418B2 (ja) 2000-03-15 2003-11-17 日本カーバイド工業株式会社 三角錐型キユーブコーナー型再帰反射シート
JP4028155B2 (ja) 2000-04-11 2007-12-26 日本カーバイド工業株式会社 蛍光性再帰反射シート
GB2369451B (en) 2000-07-27 2002-07-17 Michael John Downs Jamin-type interferometers
BR0211774A (pt) 2001-08-09 2004-07-27 Nippon Carbide Kogyo Kk Dispositivo retrorreflexivo
US6862141B2 (en) * 2002-05-20 2005-03-01 General Electric Company Optical substrate and method of making
US7180672B2 (en) * 2002-05-20 2007-02-20 General Electric Company Optical substrate and method of making
US7859759B2 (en) * 2002-05-20 2010-12-28 Sabic Innovative Plastics Ip B.V. Film, backlight displays, and methods for making the same
US6843571B2 (en) 2002-06-11 2005-01-18 3M Innovative Properties Company Methods of making a master and replicas thereof
EP1512035B1 (de) * 2002-06-11 2009-08-19 3M Innovative Properties Company Herstellungsverfahren für eine form und hieraus gewonnene repliken
US6935756B2 (en) * 2002-06-11 2005-08-30 3M Innovative Properties Company Retroreflective articles having moire-like pattern
US6902280B2 (en) * 2002-12-17 2005-06-07 Avery Dennison Corporation Tri-level cube corner ruling
US6952627B2 (en) * 2002-12-18 2005-10-04 General Electric Company Method and apparatus for fabricating light management substrates
KR101285682B1 (ko) * 2003-03-06 2013-07-12 쓰리엠 이노베이티브 프로퍼티즈 캄파니 큐브 코너 요소를 포함하는 라미나 및 재귀 반사 시트
US7072092B2 (en) * 2003-12-31 2006-07-04 General Electric Company Optical substrate with modulated structure
JP2008525862A (ja) * 2004-12-28 2008-07-17 スリーエム イノベイティブ プロパティズ カンパニー フッ素含有またはケイ素含有プリズムを有するプリズム再帰反射物品
US7195360B2 (en) * 2004-12-28 2007-03-27 3M Innovative Properties Company Prismatic retroreflective article and method
US7674028B2 (en) 2006-01-13 2010-03-09 Avery Dennison Corporation Light enhancing structures with multiple arrays of elongate features of varying characteristics
US7866871B2 (en) * 2006-01-13 2011-01-11 Avery Dennison Corporation Light enhancing structures with a plurality of arrays of elongate features
US7366393B2 (en) 2006-01-13 2008-04-29 Optical Research Associates Light enhancing structures with three or more arrays of elongate features
US7547105B2 (en) * 2007-07-16 2009-06-16 3M Innovative Properties Company Prismatic retroreflective article with cross-linked image layer and method of making same
US8865293B2 (en) 2008-12-15 2014-10-21 3M Innovative Properties Company Optically active materials and articles and systems in which they may be used
US8783880B2 (en) * 2011-11-01 2014-07-22 Avery Dennison Corporation Rulable multi-directional prism cluster retroreflective sheeting
JP6576240B2 (ja) 2012-03-30 2019-09-18 スリーエム イノベイティブ プロパティズ カンパニー 機械可読コードを有する再帰反射物品
CN104379329B (zh) 2012-04-06 2018-05-18 3M创新有限公司 用于制备逆向反射制品的工具
SG11201507627YA (en) 2013-03-15 2015-10-29 3M Innovative Properties Co Microtiled prismatic cube corner articles
TW201541371A (zh) 2014-03-25 2015-11-01 3M Innovative Properties Co 能夠在alpr系統中使用之物件
CN106663206A (zh) 2014-08-13 2017-05-10 3M创新有限公司 光学活性制品及其适用的系统
WO2017156448A1 (en) * 2016-03-11 2017-09-14 Mirraviz, Inc. Customized reflection profiles for retro-reflective display system optimization
WO2017173017A1 (en) 2016-04-01 2017-10-05 3M Innovative Properties Company Counterfeit detection of traffic materials using images captured under multiple, different lighting conditions
JP2018084794A (ja) * 2016-11-14 2018-05-31 日本カーバイド工業株式会社 再帰反射シート
JP2018084793A (ja) * 2016-11-14 2018-05-31 日本カーバイド工業株式会社 再帰反射シート
WO2018088074A1 (ja) * 2016-11-14 2018-05-17 日本カーバイド工業株式会社 再帰反射シート
WO2018088073A1 (ja) * 2016-11-14 2018-05-17 日本カーバイド工業株式会社 再帰反射シート
WO2018151960A1 (en) 2017-02-14 2018-08-23 3M Innovative Properties Company Non-orthogonal cube corner elements and arrays thereof made by end milling
WO2019046403A1 (en) * 2017-08-29 2019-03-07 Avery Dennison Corporation RETROREFLECTIVE SHEET FOR A PROJECTOR-BASED DISPLAY SYSTEM
CN112534184A (zh) 2018-07-24 2021-03-19 3M创新有限公司 图案化波长选择性图像
EP3827290A4 (de) 2018-07-24 2022-04-27 3M Innovative Properties Company Gemusterte wellenlängenselektive folie
JP7033368B1 (ja) * 2020-08-05 2022-03-10 ナルックス株式会社 再帰反射光学素子用金型の製造方法及び再帰反射光学素子の製造方法
EP4168230A4 (de) * 2020-08-27 2023-12-27 Aura Optical Systems, LP Mikroprismatische retroreflektierende form, folie und artikel und verfahren zu ihrer herstellung
US20230099542A1 (en) * 2021-09-29 2023-03-30 Douglas Bradshaw Traffic Control Safety Gloves

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JP3834596B2 (ja) * 1993-10-20 2006-10-18 スリーエム カンパニー 非対称性コーナキューブ物品と製作方法
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Also Published As

Publication number Publication date
US5914813A (en) 1999-06-22
EP0724733A1 (de) 1996-08-07
WO1995011463A3 (en) 1995-08-24
JP3590061B2 (ja) 2004-11-17
DE69428450T2 (de) 2002-05-16
US5721640A (en) 1998-02-24
JPH09504619A (ja) 1997-05-06
EP0724733B1 (de) 2001-09-26
US5557836A (en) 1996-09-24
CA2173148A1 (en) 1995-04-27
WO1995011463A2 (en) 1995-04-27

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